Meiourogonyaulax sagena

"sagena" (Duxbury, 1980, p.127, pl.3, figs.6,9,12–13) Lentin and Williams, 1981, p.182.  Emendation: Harding, 1990b, p.35, as Meiourogonyaulax sagena.  Holotype: Duxbury, 1980, pl.3, figs.6,9,12.  NOW Ellipsoidictyum.  Originally Lithodinia, subsequently Meiourogonyaulax, thirdly (and now) Ellipsoidictyum.  N.I.A.  Age: middle-late Barremian.

Parent: Meiourogonyaulax